40398885

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 78796800

約数和(自身を除く): 38397915

約数列:

[1, 3, 5, 9, 15, 17, 27, 29, 45, 51, 85, 87, 135, 145, 153, 255, 261, 435, 459, 493, 607, 765, 783, 1305, 1479, 1821, 2295, 2465, 3035, 3915, 4437, 5463, 7395, 9105, 10319, 13311, 16389, 17603, 22185, 27315, 30957, 51595, 52809, 66555, 81945, 88015, 92871, 154785, 158427, 264045, 278613, 299251, 464355, 475281, 792135, 897753, 1393065, 1496255, 2376405, 2693259, 4488765, 8079777, 13466295, 40398885]

約数ペア:

[(1, 40398885), (3, 13466295), (5, 8079777), (9, 4488765), (15, 2693259), (17, 2376405), (27, 1496255), (29, 1393065), (45, 897753), (51, 792135), (85, 475281), (87, 464355), (135, 299251), (145, 278613), (153, 264045), (255, 158427), (261, 154785), (435, 92871), (459, 88015), (493, 81945), (607, 66555), (765, 52809), (783, 51595), (1305, 30957), (1479, 27315), (1821, 22185), (2295, 17603), (2465, 16389), (3035, 13311), (3915, 10319), (4437, 9105), (5463, 7395)]